Add option -h to dump complete set of supported commands
[proxmark3-svn] / client / cmdparser.c
1 //-----------------------------------------------------------------------------
2 // Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
3 //
4 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
5 // at your option, any later version. See the LICENSE.txt file for the text of
6 // the license.
7 //-----------------------------------------------------------------------------
8 // Command parser
9 //-----------------------------------------------------------------------------
10
11 #include <stdio.h>
12 #include <string.h>
13 #include "ui.h"
14 #include "cmdparser.h"
15 #include "proxmark3.h"
16
17 void CmdsHelp(const command_t Commands[])
18 {
19 if (Commands[0].Name == NULL)
20 return;
21 int i = 0;
22 while (Commands[i].Name)
23 {
24 if (offline == 0 || Commands[i].Offline)
25 PrintAndLog("%-16s %s", Commands[i].Name, Commands[i].Help);
26 if (offline == 2 && !Commands[i].Offline)
27 PrintAndLog("%-14s @ %s", Commands[i].Name, Commands[i].Help);
28 ++i;
29 }
30 }
31
32 void CmdsParse(const command_t Commands[], const char *Cmd)
33 {
34 char cmd_name[32];
35 int len = 0;
36 memset(cmd_name, 0, 32);
37 sscanf(Cmd, "%31s%n", cmd_name, &len);
38 int i = 0;
39 while (Commands[i].Name && strcmp(Commands[i].Name, cmd_name))
40 ++i;
41
42 /* try to find exactly one prefix-match */
43 if(!Commands[i].Name) {
44 int last_match = 0;
45 int matches = 0;
46
47 for(i=0;Commands[i].Name;i++) {
48 if( !strncmp(Commands[i].Name, cmd_name, strlen(cmd_name)) ) {
49 last_match = i;
50 matches++;
51 }
52 }
53 if(matches == 1) i=last_match;
54 }
55
56 if (Commands[i].Name) {
57 while (Cmd[len] == ' ')
58 ++len;
59 Commands[i].Parse(Cmd + len);
60 } else {
61 // show help for selected hierarchy or if command not recognised
62 CmdsHelp(Commands);
63 }
64 }
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